| SC 13G | 2023-07-20 | ADAR1 Partners, LP | Surface Oncology, Inc. | 3,183,242 | 5.2% | EDGAR |
| SC 13G/A | 2023-02-13 | EcoR1 Capital, LLC | Surface Oncology, Inc. | 3,924,713 | 6.5% | EDGAR |
| SC 13G/A | 2023-02-10 | ARK Investment Management LLC | Surface Oncology, Inc. | 5,567,224 | 9.2% | EDGAR |
| SC 13G/A | 2023-01-31 | Atlas Venture Fund IX, L.P. | Surface Oncology, Inc. | 2,945,453 | 4.9% | EDGAR |
| SC 13G/A | 2022-08-09 | ARK Investment Management LLC | Surface Oncology, Inc. | 6,323,533 | 11.6% | EDGAR |
| SC 13G | 2022-05-09 | BlackRock Inc. | Surface Oncology, Inc. | 2,502,271 | 4.6% | EDGAR |
| SC 13G | 2022-03-14 | EcoR1 Capital, LLC | Surface Oncology, Inc. | 4,653,000 | 9.9% | EDGAR |
| SC 13G/A | 2022-02-10 | ELI LILLY & Co | Surface Oncology, Inc. | 1,593,997 | 3.5% | EDGAR |
| SC 13G/A | 2022-02-09 | FMR LLC | Surface Oncology, Inc. | 1,729,801 | 3.7% | EDGAR |
| SC 13G/A | 2022-02-09 | ARK Investment Management LLC | Surface Oncology, Inc. | 5,326,127 | 11.5% | EDGAR |
| SC 13G | 2022-02-04 | BlackRock Inc. | Surface Oncology, Inc. | 2,562,685 | 5.6% | EDGAR |
| SC 13G/A | 2022-01-25 | Atlas Venture Fund IX, L.P. | Surface Oncology, Inc. | 2,945,453 | 6.4% | EDGAR |
| SC 13G/A | 2021-07-09 | ARK Investment Management LLC | Surface Oncology, Inc. | 4,476,420 | 10.3% | EDGAR |
| SC 13G/A | 2021-02-16 | EcoR1 Capital, LLC | Surface Oncology, Inc. | 48,558 | 0.1% | EDGAR |
| SC 13G/A | 2021-02-16 | Venrock Healthcare Capital Partners II, L.P. | Surface Oncology, Inc. | 1,442,895 | 3.5% | EDGAR |
| SC 13G | 2021-02-16 | ARK Investment Management LLC | Surface Oncology, Inc. | 2,542,391 | 6.2% | EDGAR |
| SC 13G/A | 2021-02-12 | New Enterprise Associates 14, L.P. | Surface Oncology, Inc. | - | - | EDGAR |
| SC 13G | 2021-02-12 | Lilly Ventures Fund I LLC | Surface Oncology, Inc. | 3,447,817 | 8.5% | EDGAR |
| SC 13G/A | 2021-02-11 | BIOTECHNOLOGY VALUE FUND L P | Surface Oncology, Inc. | - | 0.0% | EDGAR |
| SC 13G/A | 2021-02-10 | LV Management Group, LLC | Surface Oncology, Inc. | 0 | 0.0% | EDGAR |